Question

Which one of the following contains very low concentrations of dissolved inorganic nutrients for algal growth
A) Oligotrophic lake
B) Eutrophic lake
C) Mesotrophic lake
D) Both eutrophic and mesotrophic lakes

Answer 1

i guess it is  Mesotrophic lake

Answer 2

Answer: may be oligotrophic  :)

   

                                           thank you....!!